{"id":187,"date":"2021-11-20T14:20:21","date_gmt":"2021-11-20T07:20:21","guid":{"rendered":"http:\/\/www.bssteel.co.th\/bssteelwp\/?page_id=187"},"modified":"2021-11-23T10:23:46","modified_gmt":"2021-11-23T03:23:46","slug":"scm440","status":"publish","type":"page","link":"https:\/\/www.bssteel.co.th\/bssteelwp\/scm440\/","title":{"rendered":"SCM440"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">Low-Alloy Steel<\/h1>\n\n\n\n<p><strong>\u0e04\u0e38\u0e13\u0e2a\u0e21\u0e1a\u0e31\u0e15\u0e34\u0e41\u0e25\u0e30\u0e01\u0e32\u0e23\u0e43\u0e0a\u0e49\u0e07\u0e32\u0e19<\/strong><\/p>\n\n\n\n<p>\u0e40\u0e2b\u0e25\u0e47\u0e01\u0e01\u0e25\u0e49\u0e32\u0e04\u0e32\u0e23\u0e4c\u0e1a\u0e2d\u0e19\u0e1b\u0e32\u0e19\u0e01\u0e25\u0e32\u0e07 \u0e21\u0e35\u0e18\u0e32\u0e15\u0e38\u0e42\u0e04\u0e23\u0e40\u0e21\u0e35\u0e22\u0e21\u0e41\u0e25\u0e30\u0e42\u0e21\u0e25\u0e34\u0e1a\u0e14\u0e34\u0e19\u0e31\u0e48\u0e21\u0e1c\u0e2a\u0e21 \u0e17\u0e33\u0e43\u0e2b\u0e49\u0e21\u0e35\u0e04\u0e27\u0e32\u0e21\u0e40\u0e2b\u0e19\u0e35\u0e22\u0e27\u0e41\u0e25\u0e30\u0e17\u0e19\u0e41\u0e23\u0e07\u0e14\u0e36\u0e07\u0e44\u0e14\u0e49\u0e2a\u0e39\u0e07 \u0e0a\u0e38\u0e1a\u0e41\u0e02\u0e47\u0e07\u0e44\u0e14\u0e49\u0e2b\u0e25\u0e32\u0e22\u0e27\u0e34\u0e18\u0e35 \u0e2b\u0e25\u0e31\u0e07\u0e01\u0e32\u0e23\u0e0a\u0e38\u0e1a\u0e41\u0e02\u0e47\u0e07 \u0e2a\u0e32\u0e21\u0e32\u0e23\u0e16\u0e17\u0e19\u0e41\u0e23\u0e07\u0e14\u0e36\u0e07\u0e44\u0e14\u0e49\u0e16\u0e36\u0e07 100 kgf\/ mm2 \u0e40\u0e2b\u0e21\u0e32\u0e30\u0e2a\u0e33\u0e2b\u0e23\u0e31\u0e1a\u0e17\u0e33\u0e40\u0e1e\u0e25\u0e32\u0e25\u0e49\u0e2d\u0e01\u0e49\u0e32\u0e19\u0e2a\u0e39\u0e1a \u0e40\u0e1e\u0e25\u0e32\u0e02\u0e49\u0e2d\u0e40\u0e2b\u0e27\u0e35\u0e48\u0e22\u0e07 \u0e40\u0e1f\u0e37\u0e2d\u0e07\u0e40\u0e1e\u0e25\u0e32 \u0e1a\u0e39\u0e0a\u0e23\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e32 \u0e40\u0e1e\u0e25\u0e32\u0e02\u0e31\u0e1a \u0e41\u0e01\u0e19\u0e40\u0e1f\u0e37\u0e2d\u0e07\u0e02\u0e31\u0e1a \u0e0a\u0e34\u0e49\u0e19\u0e2a\u0e48\u0e27\u0e19\u0e23\u0e16\u0e22\u0e19\u0e15\u0e4c\u0e17\u0e31\u0e48\u0e27\u0e44\u0e1b \u0e0a\u0e34\u0e49\u0e19\u0e2a\u0e48\u0e27\u0e19\u0e2d\u0e37\u0e48\u0e19\u0e46 \u0e17\u0e35\u0e48\u0e17\u0e33\u0e07\u0e32\u0e19\u0e43\u0e19\u0e25\u0e31\u0e01\u0e29\u0e13\u0e30\u0e04\u0e25\u0e49\u0e32\u0e22\u0e01\u0e31\u0e19 \u0e41\u0e25\u0e30\u0e0a\u0e34\u0e49\u0e19\u0e2a\u0e48\u0e27\u0e19\u0e40\u0e04\u0e23\u0e37\u0e48\u0e2d\u0e07\u0e08\u0e31\u0e01\u0e23\u0e15\u0e48\u0e32\u0e07\u0e46<\/p>\n\n\n\n<p><strong>\u0e40\u0e17\u0e35\u0e22\u0e1a\u0e40\u0e01\u0e23\u0e14<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>JIS<\/td><td>DIN<\/td><td>AISI<\/td><td>ASSAB<\/td><td>BOHLER<\/td><td>HITACHI<\/td><td>NIPPON KOSHURA<\/td><\/tr><tr><td>SCM440<\/td><td>1.7225<\/td><td>4140<\/td><td>709<\/td><td>V320<\/td><td>SCM440<\/td><td>SCM440<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u0e2a\u0e48\u0e27\u0e19\u0e1c\u0e2a\u0e21 (%)<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>C<\/td><td>Si<\/td><td>Mn<\/td><td>P \/ S<\/td><td>Cr<\/td><td>Mo<\/td><td>V<\/td><\/tr><tr><td>0.38-0.43<\/td><td>0.15-0.35<\/td><td>0.60-0.85<\/td><td>0.030 max<\/td><td>0.90-1.20<\/td><td>0.15-0.30<\/td><td>&#8211;<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u0e01\u0e32\u0e23\u0e2d\u0e1a\u0e0a\u0e38\u0e1a (\u00b0C)<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Normalizing<\/strong><\/td><td><strong>\u0e2d\u0e1a\u0e2d\u0e48\u0e2d\u0e19 (Annealing)<\/strong><\/td><td><strong>\u0e0a\u0e38\u0e1a\u0e41\u0e02\u0e47\u0e07 (Hardening)<\/strong><\/td><td><strong>\u0e2d\u0e1a\u0e04\u0e37\u0e19\u0e44\u0e1f (Tempering)<\/strong><\/td><\/tr><tr><td>830-880 (Air cooling)<\/td><td>830 (Furnace cooling)<\/td><td>830-880 (Oil quenching)<\/td><td>530-630 (Rapid cooling)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u0e04\u0e27\u0e32\u0e21\u0e41\u0e02\u0e47\u0e07<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u0e2a\u0e20\u0e32\u0e1e\u0e2d\u0e1a\u0e2d\u0e48\u0e2d\u0e19 (Annealed)<\/strong><\/td><td><strong>\u0e2b\u0e25\u0e31\u0e07\u0e01\u0e32\u0e23\u0e2d\u0e1a\u0e0a\u0e38\u0e1a (Tempered)<\/strong><\/td><\/tr><tr><td>255 HB MAX<\/td><td>30-38 HRC<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u0e15\u0e31\u0e27\u0e2d\u0e22\u0e48\u0e32\u0e07\u0e01\u0e32\u0e23\u0e19\u0e33\u0e44\u0e1b\u0e43\u0e0a\u0e49\u0e07\u0e32\u0e19<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.bssteel.co.th\/bssteelwp\/wp-content\/uploads\/2021\/11\/productD-11.jpg\" alt=\"\"\/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Low-Alloy Steel \u0e04\u0e38\u0e13\u0e2a\u0e21\u0e1a\u0e31\u0e15\u0e34<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-187","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.bssteel.co.th\/bssteelwp\/wp-json\/wp\/v2\/pages\/187","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bssteel.co.th\/bssteelwp\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.bssteel.co.th\/bssteelwp\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.bssteel.co.th\/bssteelwp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bssteel.co.th\/bssteelwp\/wp-json\/wp\/v2\/comments?post=187"}],"version-history":[{"count":2,"href":"https:\/\/www.bssteel.co.th\/bssteelwp\/wp-json\/wp\/v2\/pages\/187\/revisions"}],"predecessor-version":[{"id":299,"href":"https:\/\/www.bssteel.co.th\/bssteelwp\/wp-json\/wp\/v2\/pages\/187\/revisions\/299"}],"wp:attachment":[{"href":"https:\/\/www.bssteel.co.th\/bssteelwp\/wp-json\/wp\/v2\/media?parent=187"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}